Crotal refers to the sound produced by certain musical instruments or bells when struck. It can also mean a small metal ball used as a rattling or jingling noisemaker. The word 'crotal' has synonyms such as rattle, jingle, bell, clapper, chime, ding-dong, tinkle, and clang. These are words that suggest a metallic, tinkling or ringing sound. Other synonyms that can also be used include peal, toll, ding, dong, and buzz. The use of synonyms in writing or speech is essential to avoid repetition and to make communication more interesting.